Answer:
these are different
Step-by-step explanation:
7x^0 is only x to the 0th power
(7x)^0 the 0th power is distributed to both the 7 and x
Answer:
85 ft
Step-by-step explanation:
for all right triangles, triangles with a 90 degree angle, the sides are equal to
where c is the hypotenuse, or the longest side.
so... 

c= 85
The answer is (x-y)^2
hope it helps!!!!!!
the formula is
(a-b)^2
and when you expand it, it becomes
a^2-2ab+b^2